A line through two points

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• 9 sections of explanation, worked examples and diagrams
• 1 practice task with hints and worked answers
• A quiz that marks itself as you go
• Your progress kept across every subject you take

Other lessons in this sub-strand

1. Steepness we can see
2. Gradient as rise over run
3. Gradient from two known points
4. Positive, negative, zero and undefined
5. Gradients on a building site
6. A line from one point and a gradient
7. A line through two points
8. The form y = mx + c
9. What m and c do to the line
10. Rearranging into y = mx + c
11. The y-intercept
12. The x-intercept
13. Sketching a line from its intercepts
14. Straight-line stories: charges and rates
15. Gradients and lines at work in Kenya